Mens HOKA Challenger ATR 7 (Wide) Size:US 7 Optivibe is a combination of

Optivibe is a combination of foams with two main focuses

The survivial whistle is designed to keep you safe during emergencies on long-period hikes or camping trips

Blown Rubber is used through the outsole to give durability and higher responsiveness

Reflective details are used to increase visibility during low light conditions

5mm Lug depth

Mens HOKA Challenger ATR 7 (Wide) Size:US 7 Optivibe is a combination ofStreet approved. Trail tested. The HOKA Challenger ATR gets a new exciting update in its 7th edition, a complete reimagination from the ground up. The Challenger ATR 7 has a new compression moulded EVA foam midsole and increased stack height, providing a softer and plusher feel. The engineered mesh upper and extended heel pull gives a snugger fit and is more breathable and lighter. The outsole is redesigned with tightly spaced small lugs in the